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Finding the Fourth Proportional to 599,137,660.80, 898,706,491.20 and 368,358,422.40

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Solution

The fourth proportional to 599,137,660.80, 898,706,491.20 and 368,358,422.40 is: 552,537,633.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,137,660.80 : 898,706,491.20 = 368,358,422.40 : x
  2. Step 2: Convert to fraction form
    599,137,660.80/898,706,491.20 = 368,358,422.40/x
  3. Step 3: Cross multiply
    599,137,660.80x = 898,706,491.20 × 368,358,422.40
  4. Step 4: Simplify right side
    599,137,660.80x = 331,046,105,299,071,488
  5. Step 5: Solve for x
    x = 331,046,105,299,071,488/599,137,660.80
  6. Step 6: Final answer
    x = 552,537,633.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.